import {encorchetar} from './encorchetar'; class Student { fullName: string; constructor(public firstName: string, public middleInitial: string, public lastName: string, public edad: number) { this.fullName = firstName + " " + middleInitial + " " + lastName; } } interface Person { firstName: string; lastName: string; edad: number; } function greeter(person : Person) { return "Hello, " + encorchetar(person.firstName) + " " + encorchetar(person.lastName) + " (" + person.edad +")"; } let user = new Student("Jane", "M.", "Userlove", 36); console.log(greeter(user)); if(typeof document === 'object'){ document.body.innerHTML = greeter(user); }